Spangenburg, Ray

Provides a description of Saturn, and looks at what scientists have learned from their study of the planet.

Examines the possibility that there is life on other planets, discusses the search for evidence, and considers the implications of such a discovery on the people of Earth.

Discusses the use of genetic engineering in plants and animals, and the hopes spurred by the mapping of human DNA by the Human Genome Project as well as the controversy over using stem cells for disease research.

Examines a number of issues associated with the controversial subject of civil liberties, and describes the challenges faced by the government as they attempt to safeguard the lives, property, and privacy of its citizens.

Describes the history of the Hubble Space Telescope and its role in space exploration.

Discusses the history of human ideas about Mars, its geology and moons, missions to the Red Planet, and the possibility of life on Mars.

Describes ten historic place in the United States associated with political and social movements, including Valley Forge, Pennsylvania; Women's Rights National Historic Park in Seneca Falls, New York; and Wounded Knee, in Pine Ridge, South Dakota.

Presents the life of the twentieth-century American painter who drew much of her artistic inspiration from nature.

Presents alphabetized biographical profiles of 160 important contemporary and historic African-Americans in the fields of math, science, and invention. Each entry includes a further reading list.

Describes various kinds of propaganda, positive and negative, and discusses emotional appeals, the use of language, and logical fallacies, showing young people how to recognize, understand, and not be roped in by misleading messages.